SSH Key-based authentication (also known as public-key authentication) allows for password-less authentication and it is a more secure and a much better solution than password authentication. One major advantage of SSH password-less login, let
Continuing the previous tutorial on How to Secure and Harden CentOS server, in this article, we’ll discuss other security tips that will be presented on the below checklist. Requirements 20 CentOS Server Hardening Security
Memcached is an open-source distributed memory object caching program that allows us to improve and speed up the performance of dynamic web applications by caching data and objects in Memory. Memcached is also used
AIDE (Advanced Intrusion Detection Environment) is a program for checking the integrity of a file and directory on any modern Unix-like system. It creates a database of files on the system, and then uses
Improving your server security should be one of your top priorities when it comes to managing a linux server. By reviewing your server logs, you may often find different attempts for brute force login,
FTP or File Transfer Protocol is one of the oldest network protocol used today as standard file transfers over computer networks. FTP protocol uses the standard port 21/TCP as command port. Although, there are
Meltdown is a chip-level security vulnerability that breaks the most fundamental isolation between user programs and the operating system. It allows a program to access the operating system kernel’s and other programs’ private memory
In our mega guide to hardening and securing CentOS 7, under the section “protect system internally”, one of the useful security tools we listed for internal system protection against viruses, rootkits, malware, and detection
This guide will show how to lock a system user’s account after a specifiable number of failed login attempts in CentOS, RHEL and Fedora distributions. Here, the focus is to enforce simple server security
In Linux, hard and soft links are referenced to files, which are very important, if not protected very well, any vulnerabilities in them can be exploited by malicious system users or attackers. A common